package com.myjavalab.core;

public class LongTest {

	public static void main(String[] args) {
		Long a = new Long(1L);
		Long b = new Long(1L);
		System.out.println(a == b);
		System.out.println(a.equals(b));
		
		Object o = null;
		
		String s = (String)o;
		System.out.println(s);
		int i = (Integer)o;
		System.out.println(i);
	}
}
